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| # Copyright 2021 Behdad Esfahbod. All Rights Reserved. | |
| def is_Default_Ignorable(u): | |
| # http://www.unicode.org/reports/tr44/#Default_Ignorable_Code_Point | |
| # | |
| # TODO Move me to unicodedata module and autogenerate. | |
| # | |
| # Unicode 14.0: | |
| # $ grep '; Default_Ignorable_Code_Point ' DerivedCoreProperties.txt | sed 's/;.*#/#/' | |
| # 00AD # Cf SOFT HYPHEN | |
| # 034F # Mn COMBINING GRAPHEME JOINER | |
| # 061C # Cf ARABIC LETTER MARK | |
| # 115F..1160 # Lo [2] HANGUL CHOSEONG FILLER..HANGUL JUNGSEONG FILLER | |
| # 17B4..17B5 # Mn [2] KHMER VOWEL INHERENT AQ..KHMER VOWEL INHERENT AA | |
| # 180B..180D # Mn [3] MONGOLIAN FREE VARIATION SELECTOR ONE..MONGOLIAN FREE VARIATION SELECTOR THREE | |
| # 180E # Cf MONGOLIAN VOWEL SEPARATOR | |
| # 180F # Mn MONGOLIAN FREE VARIATION SELECTOR FOUR | |
| # 200B..200F # Cf [5] ZERO WIDTH SPACE..RIGHT-TO-LEFT MARK | |
| # 202A..202E # Cf [5] LEFT-TO-RIGHT EMBEDDING..RIGHT-TO-LEFT OVERRIDE | |
| # 2060..2064 # Cf [5] WORD JOINER..INVISIBLE PLUS | |
| # 2065 # Cn <reserved-2065> | |
| # 2066..206F # Cf [10] LEFT-TO-RIGHT ISOLATE..NOMINAL DIGIT SHAPES | |
| # 3164 # Lo HANGUL FILLER | |
| # FE00..FE0F # Mn [16] VARIATION SELECTOR-1..VARIATION SELECTOR-16 | |
| # FEFF # Cf ZERO WIDTH NO-BREAK SPACE | |
| # FFA0 # Lo HALFWIDTH HANGUL FILLER | |
| # FFF0..FFF8 # Cn [9] <reserved-FFF0>..<reserved-FFF8> | |
| # 1BCA0..1BCA3 # Cf [4] SHORTHAND FORMAT LETTER OVERLAP..SHORTHAND FORMAT UP STEP | |
| # 1D173..1D17A # Cf [8] MUSICAL SYMBOL BEGIN BEAM..MUSICAL SYMBOL END PHRASE | |
| # E0000 # Cn <reserved-E0000> | |
| # E0001 # Cf LANGUAGE TAG | |
| # E0002..E001F # Cn [30] <reserved-E0002>..<reserved-E001F> | |
| # E0020..E007F # Cf [96] TAG SPACE..CANCEL TAG | |
| # E0080..E00FF # Cn [128] <reserved-E0080>..<reserved-E00FF> | |
| # E0100..E01EF # Mn [240] VARIATION SELECTOR-17..VARIATION SELECTOR-256 | |
| # E01F0..E0FFF # Cn [3600] <reserved-E01F0>..<reserved-E0FFF> | |
| return ( | |
| u == 0x00AD | |
| or u == 0x034F # Cf SOFT HYPHEN | |
| or u == 0x061C # Mn COMBINING GRAPHEME JOINER | |
| or 0x115F <= u <= 0x1160 # Cf ARABIC LETTER MARK | |
| or 0x17B4 # Lo [2] HANGUL CHOSEONG FILLER..HANGUL JUNGSEONG FILLER | |
| <= u | |
| <= 0x17B5 | |
| or 0x180B # Mn [2] KHMER VOWEL INHERENT AQ..KHMER VOWEL INHERENT AA | |
| <= u | |
| <= 0x180D | |
| or u # Mn [3] MONGOLIAN FREE VARIATION SELECTOR ONE..MONGOLIAN FREE VARIATION SELECTOR THREE | |
| == 0x180E | |
| or u == 0x180F # Cf MONGOLIAN VOWEL SEPARATOR | |
| or 0x200B <= u <= 0x200F # Mn MONGOLIAN FREE VARIATION SELECTOR FOUR | |
| or 0x202A <= u <= 0x202E # Cf [5] ZERO WIDTH SPACE..RIGHT-TO-LEFT MARK | |
| or 0x2060 # Cf [5] LEFT-TO-RIGHT EMBEDDING..RIGHT-TO-LEFT OVERRIDE | |
| <= u | |
| <= 0x2064 | |
| or u == 0x2065 # Cf [5] WORD JOINER..INVISIBLE PLUS | |
| or 0x2066 <= u <= 0x206F # Cn <reserved-2065> | |
| or u == 0x3164 # Cf [10] LEFT-TO-RIGHT ISOLATE..NOMINAL DIGIT SHAPES | |
| or 0xFE00 <= u <= 0xFE0F # Lo HANGUL FILLER | |
| or u == 0xFEFF # Mn [16] VARIATION SELECTOR-1..VARIATION SELECTOR-16 | |
| or u == 0xFFA0 # Cf ZERO WIDTH NO-BREAK SPACE | |
| or 0xFFF0 <= u <= 0xFFF8 # Lo HALFWIDTH HANGUL FILLER | |
| or 0x1BCA0 <= u <= 0x1BCA3 # Cn [9] <reserved-FFF0>..<reserved-FFF8> | |
| or 0x1D173 # Cf [4] SHORTHAND FORMAT LETTER OVERLAP..SHORTHAND FORMAT UP STEP | |
| <= u | |
| <= 0x1D17A | |
| or u == 0xE0000 # Cf [8] MUSICAL SYMBOL BEGIN BEAM..MUSICAL SYMBOL END PHRASE | |
| or u == 0xE0001 # Cn <reserved-E0000> | |
| or 0xE0002 <= u <= 0xE001F # Cf LANGUAGE TAG | |
| or 0xE0020 <= u <= 0xE007F # Cn [30] <reserved-E0002>..<reserved-E001F> | |
| or 0xE0080 <= u <= 0xE00FF # Cf [96] TAG SPACE..CANCEL TAG | |
| or 0xE0100 <= u <= 0xE01EF # Cn [128] <reserved-E0080>..<reserved-E00FF> | |
| or 0xE01F0 # Mn [240] VARIATION SELECTOR-17..VARIATION SELECTOR-256 | |
| <= u | |
| <= 0xE0FFF | |
| or False # Cn [3600] <reserved-E01F0>..<reserved-E0FFF> | |
| ) | |